Judge Death, one of Dredd's immortal adversaries, wanders from his home universe and finds himself in Gotham, where he engages in the senseless slaughter that one would expect from someone named "Death." The Batman intervenes, and soon finds himself crossing the same rift in reality that brought Death to Gotham. Batman needs to find his way back to his version of earth, to stop the rampaging Judge Death, who has teamed up with the Scarecrow.